Home / 19,459,310,727.68-29,191,261,890.72-14,582,978,172.80

Finding the Fourth Proportional to 19,459,310,727.68, 29,191,261,890.72 and 14,582,978,172.80

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Solution

The fourth proportional to 19,459,310,727.68, 29,191,261,890.72 and 14,582,978,172.80 is: 21,876,187,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459,310,727.68 : 29,191,261,890.72 = 14,582,978,172.80 : x
  2. Step 2: Convert to fraction form
    19,459,310,727.68/29,191,261,890.72 = 14,582,978,172.80/x
  3. Step 3: Cross multiply
    19,459,310,727.68x = 29,191,261,890.72 × 14,582,978,172.80
  4. Step 4: Simplify right side
    19,459,310,727.68x = 425,695,534,988,858,228,736
  5. Step 5: Solve for x
    x = 425,695,534,988,858,228,736/19,459,310,727.68
  6. Step 6: Final answer
    x = 21,876,187,751.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.